This cascade circuit was obtained from old Signetics documentation. The circuit makes use of special neon lamps that act as valves. Observe the high supply voltage.
Found in an Electronic Design from the 90's, this circuit uses common components. The circuit is...
When the sensor receives light, the relay closes its contacts and remains so even after the light...
This circuit produces pulses of 90 V at intervals that can reach 5 minutes. The circuit is from a...